-
2756685
-
Patent number 2,756,685
-
Issue date Jul 31, 1956
-
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
-
2248261
-
Patent number 2,248,261
-
Issue date Jul 8, 1941
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
2248230
-
Patent number 2,248,230
-
Issue date Jul 8, 1941
-
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
-
1702419
-
Patent number 1,702,419
-
Issue date Feb 19, 1929
-
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...